Your blood contains a wealth of information about the state of your health. Analyzing the levels of each component is an important part of diagnosis.

Medically reviewed by Steffini Stalos, DO A vitamin B12 blood test is a reliable way to determine if you have adequate levels ...

One of the easiest and most effective ways to determine your blood type is to have your doctor perform a test. A professional will draw blood and then perform two tests on the blood sample ...

Learn about essential blood tests to take before joining a gym Expert share how it may ensure safety identify health issues and tailor your fitness plan for better results ...

Here's what you need to know about your blood pressure reading and what it means for you. Blood pressure readings Blood pressure is the force of blood pushing against the arteries in your body.

As a rule, younger people need less vitamin D than older people, regardless of sex. This article explains average vitamin D ...

As part of my work, I rely on various health-related biomarkers, many of which are measured using conventional blood tests.